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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

City of Sherman

Monochloroacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

MORE ABOUT THIS CONTAMINANT

 

96

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20142.11 ppb163ND - 11.7 ppb
20151.25 ppb165ND - 5.20 ppb
20160.700 ppb162ND - 6.50 ppb
20171.76 ppb165ND - 12.9 ppb
20181.06 ppb168ND - 4.50 ppb
20190.463 ppb165ND - 1.60 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.. This health guideline protects against system toxicity.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-24Q1409165003ND
2014-03-24Q1409165001ND
2014-03-31AC48690ND
2014-03-31AC48691ND
2014-06-16Q142140300411.4 ppb
2014-06-16Q1421403003ND
2014-06-16Q1421403002ND
2014-06-16Q1421403001ND
2014-08-20Q1438015020ND
2014-08-20Q1438015019ND
2014-08-20Q1438015021ND
2014-08-20Q1438015022ND
2014-11-13Q145596102411.7 ppb
2014-11-13Q1455961023ND
2014-11-13Q145596102210.6 ppb
2014-11-13Q1455961020ND
2015-03-17Q1509888010ND
2015-03-17Q1509888009ND
2015-03-17Q1509888008ND
2015-03-17Q1509888007ND
2015-04-23Q1515169008ND
2015-04-23Q1515169009ND
2015-04-23Q15151690114.80 ppb
2015-04-23Q1515169010ND
2015-07-22Q1528508008ND
2015-07-22Q1528508007ND
2015-07-22Q1528508006ND
2015-07-22Q1528508005ND
2015-11-03Q15433550055.20 ppb
2015-11-03Q15433550043.60 ppb
2015-11-03Q15433550033.80 ppb
2015-11-03Q15433550022.60 ppb
2016-01-20Q1602479005ND
2016-01-20Q1602479004ND
2016-01-20Q1602479006ND
2016-01-20Q1602479007ND
2016-04-11Q16142140124.70 ppb
2016-04-11Q1614214011ND
2016-04-11Q1614214010ND
2016-04-11Q1614214009ND
2016-07-14Q1628667006ND
2016-07-14Q1628667005ND
2016-07-14Q1628667004ND
2016-07-14Q1628667003ND
2016-10-10Q1643134001ND
2016-10-10Q1643134004ND
2016-10-10Q1643134003ND
2016-10-10Q16431340026.50 ppb
2017-01-12Q1701556002ND
2017-01-12Q170155601811.2 ppb
2017-01-12Q1701556001ND
2017-01-12Q170155601712.9 ppb
2017-04-13Q1715306004ND
2017-04-13Q1715306003ND
2017-04-13Q17153060021.10 ppb
2017-04-13Q1715306001ND
2017-07-11Q17286600091.40 ppb
2017-07-11Q1728660023ND
2017-07-11Q1728660001ND
2017-07-11Q17286600101.60 ppb
2017-10-10Q1751594015ND
2017-10-10Q1751594014ND
2017-10-10Q1751594013ND
2017-10-10Q1751594008ND
2018-01-10Q1801240030ND
2018-01-10Q1801240029ND
2018-01-10Q1801240028ND
2018-01-10Q1801240027ND
2018-05-29Q18214050012.20 ppb
2018-05-29Q1821405003ND
2018-05-29Q18214050044.50 ppb
2018-05-29Q18214050022.80 ppb
2018-08-20Q1833198008ND
2018-08-20Q18331980031.10 ppb
2018-08-20Q1833198007ND
2018-08-20Q18331980021.10 ppb
2018-11-29Q18488100082.80 ppb
2018-11-29Q18488100041.30 ppb
2018-11-29Q1848810001ND
2018-11-29Q18488100031.20 ppb
2019-02-12Q1906434024ND
2019-02-12Q19064340231.50 ppb
2019-02-12Q19064340251.60 ppb
2019-02-12Q1906434026ND
2019-05-07Q1922272029ND
2019-05-07Q19222720281.40 ppb
2019-05-07Q1922272027ND
2019-05-07Q1922272026ND
2019-08-13Q1955291004ND
2019-08-13Q19552910031.60 ppb
2019-08-13Q1955291002ND
2019-08-13Q19552910011.30 ppb
2019-11-14Q1976986001ND
2019-11-14Q1976986004ND
2019-11-14Q1976986003ND
2019-11-14Q1976986002ND